config.json

{
  "language": "Wren",
  "slug": "wren",
  "active": true,
  "status": {
    "concept_exercises": false,
    "test_runner": true,
    "representer": true,
    "analyzer": false
  },
  "test_runner": {
    "average_run_time": 2.0
  },
  "blurb": "Wren is a small, fast, class-based concurrent scripting language",
  "version": 3,
  "online_editor": {
    "indent_style": "space",
    "indent_size": 2,
    "highlightjs_language": "wren"
  },
  "key_features": [
    {
      "icon": "fun",
      "title": "Familiar",
      "content": "Wren uses a familiar, modern syntax familiar to many coming from JS or another C-like language."
    },
    {
      "icon": "small",
      "title": "Small",
      "content": "Wren's VM implementation is under 4,000 semicolons of readable and lovingly commented C code."
    },
    {
      "icon": "fast",
      "title": "Fast",
      "content": "A single-pass compiler, tight byte-code, and compact objects keeps Wren fast on it's feet."
    },
    {
      "icon": "concurrency",
      "title": "Concurrent",
      "content": "Lightweight fibers let you organize your program into a flock of communicating coroutines."
    },
    {
      "icon": "embeddable",
      "title": "Embeddable",
      "content": "Easily embedded, no dependencies, a small standard lib, and easy-to-use C API."
    },
    {
      "icon": "interop",
      "title": "Class-based",
      "content": "Many scripting languages lack (or have unusual) object models. Wren places classes front and center."
    }
  ],
  "exercises": {
    "concept": [],
    "practice": [
      {
        "slug": "hello-world",
        "name": "Hello World",
        "uuid": "00c787bd-8f2d-4759-b87c-e0ff65c5989d",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },
      {
        "slug": "two-fer",
        "name": "Two Fer",
        "uuid": "42e242e7-03c7-4989-a418-770ee5805008",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "optional-values",
          "strings",
          "text-formatting"
        ]
      },
      {
        "slug": "resistor-color",
        "name": "Resistor Color",
        "uuid": "82cb5edb-7b4c-4d61-8760-9c07848d0ee4",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "lists",
          "strings"
        ]
      },
      {
        "slug": "leap",
        "name": "Leap Years",
        "uuid": "e95f1ade-287a-4391-ae28-82e037f39628",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "high-scores",
        "name": "High Scores",
        "uuid": "e445ca5d-539d-4a5a-a3c0-3543c86bef42",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "lists"
        ]
      },
      {
        "slug": "rna-transcription",
        "name": "RNA Transcription",
        "uuid": "91e29b22-5d7f-480a-b9de-28a56bd2638d",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "enumeration",
          "maps"
        ]
      },
      {
        "slug": "collatz-conjecture",
        "name": "Collatz Conjecture",
        "uuid": "36184a81-d8e7-4057-9a6f-7419026e4f49",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "exceptions",
          "numbers",
          "loops",
          "recursion"
        ]
      },
      {
        "slug": "hamming",
        "name": "Hamming",
        "uuid": "07b8ddb0-5334-4687-b0c2-2f1414fb7ec1",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings",
          "enumeration"
        ]
      },
      {
        "slug": "binary",
        "name": "Binary",
        "uuid": "51ca10a3-0b01-440c-adec-a604366b12c5",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "numbers"
        ]
      },
      {
        "slug": "triangle",
        "name": "Triangle",
        "uuid": "bcbc4530-0f10-4fe5-84f1-e95741e6f046",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "fields",
          "getters"
        ]
      },
      {
        "slug": "bank-account",
        "name": "Bank Account",
        "uuid": "ec8fc0fe-b30b-42ce-9fe9-c6b64c4e4791",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "classes",
          "exceptions",
          "fields"
        ]
      },
      {
        "slug": "flatten-array",
        "name": "Flatten Array",
        "uuid": "64696046-cece-4f07-bf74-8c592c964ae2",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "recursion",
          "lists",
          "sequences"
        ]
      },

      {
        "slug": "acronym",
        "name": "Acronym",
        "uuid": "c89e1937-d6c4-43bf-9fe6-06ebc5f70d5b",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },      {
        "slug": "accumulate",
        "name": "Accumulate",
        "uuid": "7a8cd1a3-6e95-43f6-a98c-53e837557bbb",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": []
      },
      {
        "slug": "allergies",
        "name": "Allergies",
        "uuid": "ae80a54c-5503-410b-a76f-946cec0a95b1",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "grains",
        "name": "Grains",
        "uuid": "945040c2-e0bd-4b25-87f7-33cd153c240f",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "numbers",
          "loops"
        ]
      },
      {
        "slug": "darts",
        "name": "Darts",
        "uuid": "7a07b5b4-49ea-4ebb-bbe9-a9428548aa84",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "numbers"
        ]
      },
      {
        "slug": "armstrong-numbers",
        "name": "Armstrong Numbers",
        "uuid": "e8e60dd0-d460-4150-a738-05e4d46e64f7",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "numbers"
        ]
      },
      {
        "slug": "bob",
        "name": "Bob",
        "uuid": "ebc21ea0-6f53-4262-a21b-8481fda44cf2",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },
      {
        "slug": "anagram",
        "name": "Anagram",
        "uuid": "451d5472-daad-47a3-b3cd-41fa9b775c79",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },
      {
        "slug": "roman-numerals",
        "name": "Roman Numerals",
        "uuid": "3588d71c-9374-4277-a489-dbfde704e9eb",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "numbers",
          "loops"
        ]
      },
      {
        "slug": "custom-set",
        "name": "Custom Set",
        "uuid": "795a34e3-1515-49a0-b5f8-fba2bf4808ff",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "isbn-verifier",
        "name": "ISBN Verifier",
        "uuid": "bdc954b3-1d5d-45a3-88c6-a952fb455042",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },
      {
        "slug": "nucleotide-count",
        "name": "Nucleotide Count",
        "uuid": "9a681ccf-1909-4776-bd79-94e614f5ef22",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "minesweeper",
        "name": "Minesweeper",
        "uuid": "012a9733-c2fe-4521-a4c3-458b6fa4caa8",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "loops",
          "strings"
        ]
      },
      {
        "slug": "protein-translation",
        "name": "Protein Translation",
        "uuid": "01020197-99a4-41ca-8378-a2c80804e838",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "raindrops",
        "name": "Raindrops",
        "uuid": "6defd225-71e2-431b-b016-e91ada9538ae",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },
      {
        "slug": "resistor-color-duo",
        "name": "Resistor Color Duo",
        "uuid": "fab866b5-70f4-49d1-85e6-7133edc60b4f",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings",
          "numbers"
        ]
      },
      {
        "slug": "resistor-color-trio",
        "name": "Resistor Color Trio",
        "uuid": "00e5bf20-c4ee-4ac4-b59a-fcbe2555ceaf",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings",
          "numbers"
        ]
      },
      {
        "slug": "reverse-string",
        "name": "Reverse String",
        "uuid": "6481a366-fd28-42d6-8594-3c20d87532b5",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "scrabble-score",
        "name": "Scrabble Score",
        "uuid": "13ab45df-40d9-4c4a-9a40-93a4e8f5f9af",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "space-age",
        "name": "Space Age",
        "uuid": "c5de7d07-63ea-41a1-a413-26884f69584c",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "matching-brackets",
        "name": "Matching Brackets",
        "uuid": "8a7da033-311e-4ffd-8b69-ce192672564a",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "lists",
          "strings"
        ]
      },
      {
        "slug": "run-length-encoding",
        "name": "Run Length Encoding",
        "uuid": "642ddb58-625b-43b8-b7b9-3e0025dbd989",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "twelve-days",
        "name": "Twelve Days",
        "uuid": "3f0a598a-bad5-4a68-a845-ffaa1b1fe51f",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },
      {
        "slug": "beer-song",
        "name": "Beer Song",
        "uuid": "4d7c3f7e-16f8-439f-ad01-e89446267d2d",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },
      {
        "slug": "atbash-cipher",
        "name": "Atbash Cipher",
        "uuid": "da64138a-60b4-4bf6-a483-942f56f51b46",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },
      {
        "slug": "diamond",
        "name": "Diamond",
        "uuid": "5b1d4950-e9ba-4e64-a4de-320bddbf6ca2",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "strings"
        ]
      },
      {
        "slug": "robot-simulator",
        "name": "Robot Simulator",
        "uuid": "567924ea-a84f-445f-9c1f-18649b2fde7e",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "operator-overloading",
          "maps",
          "strings",
          "loops"
        ]
      },
      {
        "slug": "simple-linked-list",
        "name": "Simple Linked List",
        "uuid": "c2f6b48a-0d38-45ac-917f-5a1293d1f0b4",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "classes",
          "fields"
        ]
      },
      {
        "slug": "luhn",
        "name": "Luhn",
        "uuid": "5eef7e0c-0219-48d4-b8af-3bd5d0f331af",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "match",
          "lists",
          "strings"
        ]
      },
      {
        "slug": "queen-attack",
        "name": "Queen Attack",
        "uuid": "765e3b15-e8a2-46e1-b735-5510bb4ac0e2",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": []
      },
      {
        "slug": "word-count",
        "name": "Word Count",
        "uuid": "201df340-0f73-4d0a-b4b9-090ed219d11a",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
          "optional-values",
          "strings",
          "text-formatting"
        ]
      },
      {
        "slug": "dnd-character",
        "name": "D&D Character",
        "uuid": "99b38a7f-dd6c-4daa-bc39-dd285a8ffdd6",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "affine-cipher",
        "name": "Affine Cipher",
        "uuid": "400bf704-ed95-4014-bb51-0a60cff94425",
        "practices": [
          "math"
        ],
        "prerequisites": [],
        "difficulty": 1,
        "topics": [
        ]
      },
      {
        "slug": "circular-buffer",
        "name": "Circular Buffer",
        "uuid": "6050d1e5-f68d-4cf7-b29c-1a07c4b31dda",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "binary-search-tree",
        "name": "Binary Search Tree",
        "uuid": "459de1b3-e433-4830-84fd-a0c897766b72",
        "topics": [],
        "prerequisites": [],
        "difficulty": 5,
        "practices": [
        ]
      },
      {
        "slug": "robot-name",
        "name": "Robot Name",
        "uuid": "a10b8c10-6c6f-492b-9ed1-851172ed74ab",
        "topics": [],
        "prerequisites": [],
        "difficulty": 1,
        "practices": [
        ]
      },
      {
        "slug": "wordy",
        "name": "Wordy",
        "uuid": "2feba255-9200-4d47-839b-646c2ac5c83c",
        "topics": [],
        "prerequisites": [],
        "difficulty": 5,
        "practices": [
        ]
      },
      {
        "slug": "change",
        "name": "Change",
        "uuid": "808ff438-6b51-473e-baa9-ce3b7ce5fa90",
        "topics": [],
        "prerequisites": [],
        "difficulty": 5,
        "practices": [
        ]
      },
      {
        "slug": "two-bucket",
        "name": "Two Bucket",
        "uuid": "e411acb7-8812-4c31-b901-2f0c0eb637c8",
        "topics": [],
        "prerequisites": [],
        "difficulty": 5,
        "practices": [
        ]
      },
      {
        "slug": "forth",
        "name": "Forth",
        "uuid": "36a62783-86d7-4c6e-a419-8fbebf54047d",
        "topics": [],
        "prerequisites": [],
        "difficulty": 10,
        "practices": [
        ]
      },
      {
        "slug": "sieve",
        "name": "Sieve",
        "uuid": "fc6898b7-ff9d-45d3-bf42-da72f108b0c1",
        "topics": [],
        "prerequisites": [],
        "difficulty": 3,
        "practices": [
        ]
      }
    ]
  },
  "concepts": [],
  "tags": [
    "platform/windows",
    "platform/linux",
    "platform/mac",
    "execution_mode/interpreted",
    "paradigm/object_oriented",
    "runtime/standalone_executable",
    "used_for/games",
    "used_for/scripts"
  ]
}